Direct materials

$$2/$unit

Direct labor

$$2/$unit

Variable $OH$

$$1/$unit

Fixed $OH$ allocated

$($based on production of $12,000$ units$/$yr$.)$

$$3/$unit

Annual salary of one new supervisor

$$27,\frac{000}{?}$ year

Assuming other things stay the sanfe, at what price per unit from the outside suppller would Brockington be indifferent to buying or making raw material $Y?$

$$5\mathrm{.}25$

$$10\mathrm{.}25$

$$7\mathrm{.}25$

$$6\mathrm{.}25$